Aircraft tail



FIG. 1 is a front right perspective view showing an aircraft tail according to our new design;

FIG. 2 is a left side elevation view thereof, the right side being a mirror image;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Throughout the Figures, broken lines showing environment or structure are for illustrative purposes only and form no part of the claimed design. Dash-dot broken lines represent the boundary between claimed and unclaimed areas and form no part of the claimed design. 

The ornamental design for an aircraft tail, as shown and described. 